1 Monoglyceride and diglyceride derived from fats, obtained from glycerine and fatty acids.

2 Diglyceride, as a multifunctional additives, is a nature component of fats and oils, which has been used extensively in food industry, pharmaceutical industry, chemical engineering industry and so on.

3 Preparation of diglyceride by lipase-catalyzed glycerolysis of soybean salad oil with glycerol in a batch stirred tank reactor was studied.

4 The technology of enzymatic syn thesis of diglyceride and the development of investigation on the reactor of immobilized enzyme are introduced.